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Question

Solving for unisolated variable

Hello all, I'm having a bit of trouble finding a method to solve a nonlinear equation. I've looked into "fsolve" a little but ...

8 years ago | 2 answers | 0

### 2

answersQuestion

GUIDE - Selecting textbox by iterations - get(handles.***,'String')

Hi all, I was wondering if anyone knew of a more elegant way to get the values of a list of inputs. I have 10 (possibly more) ...

8 years ago | 1 answer | 0

### 1

answerSerial Data with no TimeOut - Callback on read?

Solution found using BytesAvailableFcn awhile back, forgot to update the question.

9 years ago | 0

| accepted

How do I group signal definitions per their data types in generated code?

The class() function can reveal what type of data is being input. To sort it you could check the class of the input and store i...

9 years ago | 0

How to send data from MATLAB to Arduino an?

I suppose you could do it through serial connections. If you have a serial port (or a serial to USB adapter and driver) you can...

9 years ago | 0

| accepted

Solved

Pizza!

Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...

9 years ago

Question

Serial Data with no TimeOut - Callback on read?

Hello all, I've been using ML to communicate with meters and motors through serial ports. The goal is to take serial data from...

9 years ago | 1 answer | 0

### 1

answerSolved

Remove any row in which a NaN appears

Given the matrix A, return B in which all the rows that have one or more <http://www.mathworks.com/help/techdoc/ref/nan.html NaN...

9 years ago

Solved

Finding Perfect Squares

Given a vector of numbers, return true if one of the numbers is a square of one of the other numbers. Otherwise return false. E...

9 years ago

Solved

Fibonacci sequence

Calculate the nth Fibonacci number. Given n, return f where f = fib(n) and f(1) = 1, f(2) = 1, f(3) = 2, ... Examples: Inpu...

9 years ago

Solved

Swap the first and last columns

Flip the outermost columns of matrix A, so that the first column becomes the last and the last column becomes the first. All oth...

9 years ago

Solved

Determine whether a vector is monotonically increasing

Return true if the elements of the input vector increase monotonically (i.e. each element is larger than the previous). Return f...

9 years ago

Solved

Triangle Numbers

Triangle numbers are the sums of successive integers. So 6 is a triangle number because 6 = 1 + 2 + 3 which can be displa...

9 years ago

Solved

Find all elements less than 0 or greater than 10 and replace them with NaN

Given an input vector x, find all elements of x less than 0 or greater than 10 and replace them with NaN. Example: Input ...

9 years ago

Solved

Column Removal

Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2 3; 4 5 6]; and ...

9 years ago

Solved

Determine if input is odd

Given the input n, return true if n is odd or false if n is even.

9 years ago

Solved

Select every other element of a vector

Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...

9 years ago

Solved

Make a checkerboard matrix

Given an integer n, make an n-by-n matrix made up of alternating ones and zeros as shown below. The a(1,1) should be 1. Example...

9 years ago

Updating Listbox / Files / Case-Switch Based on User Input

Well, since no one had answered this question yet I went with a very inelegant solution. Let the listbox (popupmenu) be popul...

9 years ago | 0

| accepted

Calling a function using a string generated earlier in code.

Here is a solution that will work depending on how many different cells you're talking about. Define the cell (in any functio...

9 years ago | 0

| accepted

Solved

Find the sum of all the numbers of the input vector

Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

9 years ago

Solved

Make the vector [1 2 3 4 5 6 7 8 9 10]

In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

9 years ago

Solved

Times 2 - START HERE

Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

9 years ago

Question

Updating Listbox / Files / Case-Switch Based on User Input

Hey guys, thanks in advance for any responses. I've been working on a series of GUIs that allow the user to control a stepper m...

9 years ago | 1 answer | 0